1. Sarah Jessica Parker and Marc Jacobs

2. Alicia Keys and Rosario Dawson

Alicia Keys and Rosario Dawson arrived at Kanye West's ready-to-wear presentation in Paris to support the rapper's fashion ambitions. Before the night was through, Keys Tweeted a picture of the Paris with the simple caption, "Bonsoir!"

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3. Kanye West and Kim Kardashian

A fur-clad Kim Kardashian stepped backstage after Kanye West's fashion show to congratulate the singer on his latest collection. "So excited to see my friends in Paris!" the reality star Tweeted.

12. Tilda Swinton and Alber Elbaz

13. Mila Kunis

The face of Miss Dior Handbags was pretty in pink lace and a white overcoat at the Christian Dior fashion show in Paris.

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14. Salma Hayek

Salma Hayek took a front row seat at the first-ever fashion show for Alexander McQueen's diffusion line, McQ.

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15. Olivia Palermo

Heiress Olivia Palermo posed in a printed dress before heading inside to see the Christian Dior's fall collection.

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16. Katy Perry

Katy Perry was spotted out and about during Paris Fashion Week in head-to-toe Vera Wang. Enjoying the City of Lights, the "Part of Me" singer Tweeted, "Toasted ham and cheese on a baguette in the morning #parisisperfect"

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17. Kristen Stewart

The Twilight Saga star Kristen Stewart popped up in the front row at Balenciaga rocking fierce leather pants tucked into sandals by the brand.

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18. Salma Hayek

Actress Salma Hayek posed in a maroon mini and sky-high platforms before finding her front-row seat at Balenciaga.

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19. Clemence Poesy

French actress Clemence Poesy was spotted outside of the Balenciaga show in Paris in brown leather jacket layered over a tangerine tee.

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20. Helen Mirren

Dame Helen Mirren joined Italian actress Monica Belucci in the front row at Dolce & Gabbana's fashion show at the Metropol in Milan.

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21. Naomi Campell

After walking the Roberto Cavalli runway, Campell attended a private dinner for the designer at the Just Cavalli Cafe in Milan.

23. Will.i.am and Alexa Chung

"The @burberry fashion show in london was amazing," Tweeted the Black Eyed Pea after the watching the Burberry show alongside British It-girl Alexa Chung.

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24. Clemence Poesy and Eddie Redmayne

Clemence Poesy (with the label's signature trench on her lap) took in Burberry's latest collection from the front row with actor and Burberry model Eddie Redmayne.

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25. Rihanna and Stella McCartney

Stella McCartney welcomed Rihanna (in a McCartney design) to help her celebrate her fall collection presentation in London.

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26. Jamie Hince and Kate Moss

The top model (in Stella McCartney) and husband Jamie Hince were on hand to toast to Stella McCartney's new collection.

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27. Elizabeth Olsen, Emma Hill, and Lana Del Rey

Actress Elizabeth Olsen and Lana Del Rey went backstage to congratulate Mulberry designer Emma Hill after the label's fashion show. The singer carried her new white "Del Rey" bag by Mulberry, which Hill designed with her in mind.

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28. Michelle Williams

Best Actress nominee Michelle Williams took a break from her press tour for My Week With Marilyn to enjoy the Mulberry fashion show in London.

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29. Olivia Palermo

Olivia Palermo sat front row at many shows during London Fashion Week, including Mulberry, shown here.